168678314

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{2039}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 305510400

約数和(自身を除く): 136832086

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 311, 622, 2039, 2177, 4078, 4354, 5909, 11818, 14273, 28546, 38741, 41363, 77482, 82726, 271187, 542374, 634129, 1268258, 4438903, 8877806, 12048451, 24096902, 84339157, 168678314]

約数ペア:

[(1, 168678314), (2, 84339157), (7, 24096902), (14, 12048451), (19, 8877806), (38, 4438903), (133, 1268258), (266, 634129), (311, 542374), (622, 271187), (2039, 82726), (2177, 77482), (4078, 41363), (4354, 38741), (5909, 28546), (11818, 14273)]